Koilpar (कोइलपार) — Rajnagar, Madhubani, Bihar

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Mapped via ECI-published constituency boundary (mandal centroid containment, Datameet)

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LGD code: 220616
Pincode: 847212
Population: 449
Households: 109
Literacy rate: 58.6%
Sex ratio: 768 ♀/1000♂
Workers: 134

Key facts — Koilpar

LGD code: 220616
Pincode: 847212
Population (Census 2011): 449
Population (projected 2026): 529
Households: 109
Sex ratio (per 1,000 males): 768
Literacy rate: 58.6%
Lok Sabha constituency: Darbhanga
Vidhan Sabha constituency: Alinagar
Member of Parliament: Gopal Jee Thakur
Member of Legislative Assembly: Maithili Thakur
Block / Mandal: Rajnagar

Demographics — Census 2011 + 2026 estimate + NFHS-5

Population, education, health & sanitation

India's last full census was 2011 · 2026 figures are RGI projections · NFHS-5 (2019-21) covers the Madhubani district level

Then & Now

Koilpar — Census 2011 to projected 2026

Population · 2011

449

Census 2011 baseline

+17.8%

Population · 2026

529

RGI / state CAGR projection

Households · 2011

109

Census 2011 baseline

+18.3%

Households · 2026

129

RGI / state CAGR projection

2011 = decadal Census of India. 2026 = forward-projection from state-level CAGR — working estimate, refines when the next Census publishes.

Census 2011

Canonical baseline · last full census · village-level

Population: 449Census 2011
Households: 109Census 2011
Literacy rate: 58.6%Census 2011
Sex ratio: 768 ♀/1000♂Census 2011

2026 estimate

Projected from 2011 + state CAGR · live ECI electorate

Est. population: 5292026 proj. · +17.8% vs 2011
Est. households: 1292026 projection
Active job cards: 2,91,354MGNREGA · district · Feb 2024-2025
HHs worked (FY): 1,30,499MGNREGA · district · Feb 2024-2025
State electorate: 7,71,43,046ECI Lok Sabha 2024 final roll

NFHS-5 (2019-21)

National Family Health Survey · district overlay

Sex ratio @ birth: 805NFHS-5 district
Female literacy: 53.2%NFHS-5 district
Electricity: 98.6%NFHS-5 district
Improved sanitation: 38.2%NFHS-5 district
Children vaccinated: 85.6%NFHS-5 district
Anaemia (women): 61.4%NFHS-5 district

Post-2011 updates

Central-government dashboards · sourced from data.gov.in · refreshed when the ministry publishes

Tap water at homedistrict level: 96.4%Jal Jeevan Mission · Dec 2023 · Madhubani district
Rural houses builtdistrict level: 37,22,797PMAY-G · 37,22,797 of 44,92,010 sanctioned · Mar 2025 · Madhubani district
Toilets builtdistrict level: 3,93,613Swachh Bharat Mission - Gramin · Dec 2023 · Madhubani district

Sources: Office of the Registrar General & Census Commissioner of India (Census 2011 + Population Projections 2011-2036) · International Institute for Population Sciences (NFHS-5) · Election Commission of India · data.gov.in (Jal Jeevan Mission, PMAY-G, SBM-G dashboards). Projections may differ from on-the-ground reality by ±20% for individual villages. An asterisk next to a sex-ratio value (—*) flags a Census 2011 figure outside the plausible range of 300–2000 ♀/1000♂; the underlying source row is suppressed pending review.

Boundary & surroundings

Koilpar on the mapकोइलपार

Centred on Rajnagar mandal

~mandal

📍 Map · scroll to load

📍 26.1082° N, 86.3002° EOpen in OSM →

From the village

Latest posts

All 6 posts →

Lead story

May 2026

newsDISTRICT

Madhubani revenue staff fined for service delays

Madhubani revenue staff fined for service delays (via The Times of India). Read the full story at the source.

By The Times of IndiaRead full →

May

newsDISTRICT

Teachers can't use mobile phones during class: Bihar's Madhubani DM issues strict orders

Teachers can't use mobile phones during class: Bihar's Madhubani DM issues strict orders (via MSN). Read the full story at the source.

MSN

May

newsDISTRICT

Solid Waste Rules 2026: Bihar Pollution Board Trains Mukhiyas And Officials From Darbhanga, Madhubani And Samastipur

Solid Waste Rules 2026: Bihar Pollution Board Trains Mukhiyas And Officials From Darbhanga, Madhubani And Samastipur (via Patna Press). Read the full story at the source.

Patna Press

Notable persons of Koilpar

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What is the pincode of Koilpar?

The pincode of Koilpar, Rajnagar mandal, Madhubani district, Bihar is 847212.

In which district is Koilpar located?

Koilpar is a village in Rajnagar mandal of Madhubani district, Bihar, India.

What is the population of Koilpar as per Census 2011?

As per the 2011 Census, Koilpar village has a population of 449 across 109 households.

Which Lok Sabha constituency is Koilpar in?

Koilpar falls under the Darbhanga Lok Sabha constituency (PC #14) of Bihar.

Which Vidhan Sabha (assembly) constituency is Koilpar in?

Koilpar falls under the Alinagar assembly constituency (AC #81) of Bihar.

What is the literacy rate in Koilpar?

The Census 2011 literacy rate for Koilpar village is 58.6%.

What is the sex ratio in Koilpar?

The Census 2011 sex ratio for Koilpar village is 768 females per 1,000 males.

What government schemes are applicable for residents of Koilpar?

12 schemes currently match residents of Koilpar, including Mukhyamantri Kanya Utthan Yojana, Mukhya Mantri Vridhjan Pension Yojana, Atal Pension Yojana (APY). Eligibility, benefits, and apply links are listed on the village page.

What is the LGD code of Koilpar?

The Local Government Directory (LGD) code of Koilpar village is 220616.

Answers are auto-built from the village's verified record. If something is wrong, residents can correct it after claiming the village.